package com.sunny.controller;

import com.sunny.converter.OrderForm2OrderDTOConverter;
import com.sunny.dto.OrderDTO;
import com.sunny.enums.ResultEnum;
import com.sunny.exception.SellException;
import com.sunny.form.OrderForm;
import com.sunny.service.BuyerServiceImpl;
import com.sunny.service.OrderService;
import com.sunny.utils.ResultVOUtil;
import com.sunny.vo.ResultVO;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.util.CollectionUtils;
import org.springframework.util.StringUtils;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.*;

import javax.validation.Valid;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * Created by dell on 2018/4/9.
 */
@RestController
@RequestMapping("/buyer/order")
@Slf4j
public class BuyerOrderController {
    @Autowired
    private OrderService orderService;
    @Autowired
    private BuyerServiceImpl buyerService;

    //创建订单
    @RequestMapping("/create")
    public ResultVO<Map<String,String>> create(@Valid OrderForm orderForm,
                                               BindingResult bindingResult){
         if(bindingResult.hasErrors()){
             log.error("[创建订单]参数不正确 ，orderForm={} ",orderForm);
             throw new SellException(ResultEnum.PARAM_ERROR.getCode(),
                     bindingResult.getFieldError().getDefaultMessage());
         }
        OrderDTO orderDTO= OrderForm2OrderDTOConverter.convert(orderForm);
         if(CollectionUtils.isEmpty(orderDTO.getOrderDetailList())){
             log.error("[创建订单]购物车不能为空");
             throw new SellException(ResultEnum.CART_EMPTY);
         }
        OrderDTO createResult = orderService.create(orderDTO);
        Map<String ,String> map=new HashMap<>();
        map.put("orderId",createResult.getOrderId());

        return ResultVOUtil.success(map);
    }

    //订单列表
    @GetMapping("/list")
    public ResultVO<List<OrderDTO>> list(@RequestParam("openid")String openid,
                                         @RequestParam(value = "page",defaultValue = "0")Integer page,
                                         @RequestParam(value = "size",defaultValue = "10")Integer size){
           if(StringUtils.isEmpty(openid)){
               log.error("[查询订单列表]openid为空");
               throw new SellException(ResultEnum.PARAM_ERROR);
           }
        PageRequest request=new PageRequest(page,size);
        Page<OrderDTO> orderDTOPage = orderService.findList(openid, request);
        return ResultVOUtil.success(orderDTOPage);
    }

    //订单详情
    @GetMapping("/detail")
    public ResultVO<OrderDTO> detail(@RequestParam("openid")String openid,
                                     @RequestParam("orderId")String orderId){
        //TODO 不安全的做法，改进
        OrderDTO orderDTO = buyerService.findOrderOne(openid,orderId);
        return ResultVOUtil.success(orderDTO);
    }


    //取消订单
    @PostMapping("/cancel")
    public ResultVO cancel  (@RequestParam("openid")String openid,
                             @RequestParam("orderId")String orderId){
        //TODO 不安全的做法，改进
         buyerService.cancelOrder(openid,orderId);
        return ResultVOUtil.success();
    }


}
